Focal length 400 mm
Maximum aperture f/4.5
Minimum aperture f/32
Lens construction 19 elements in 13 groups (including 1 ED glass element, 2 super ED glass elements and 1 SR lens element, elements with Nano Crystal Coat, and a fluorine-coated front lens element)
Angle of view
  • FX format: 6°10'
  • DX format: 4°
Minimum focus distance 2.5 m/8.21 ft from focal plane
Maximum reproduction ratio 0.16x
Diaphragm blades 9 (rounded diaphragm opening)
Filter-attachment size 95 mm
Dimensions Approximately 104 mm/4.1 in. maximum diameter x 234.5 mm/9.3 in. (distance from camera lens mount flange)
Weight Approximately 1,245 g/2 lb 12 oz (with tripod collar);
approximately 1,160 g/2 lb 9 oz (without tripod collar)
Supplied accessories LC-95B Lens Cap (front cap), LF-N1 Lens Cap (rear cap), HB-105 Lens Hood, CL-C5 Lens Case
Specifications are subject to change without notice.

MTF Chart

Spatial Frequencies S: Sagittal M: Meridional
10 lines/mm
30 lines/mm

How to read the MTF chart

Lens Construction

  • ED glass elements
  • Super ED glass elements
  • SR lens elements

Z mount Lenses